can anyone do all the questions 1 2 3 4 and 5 plzz
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hope it may help you.
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1] area=880
l*b=880
b =880/44
=20
perimeter=2(l+b)
=2(44+20)
=2*64
=128m
cost = 5*128
=Rs.640
2] l*b=a*a
200*b=80*80
b=6400/200
=32m
perimeter of rectangle=2(200+32)
=2*232
=464m
3] i]area of //gm=b*h
=7*4
=28sq.cm
ii] area of triangle=1/2*b*h
=1/2*3*6
=9sq.cm
4] area of //gm=b*h
= 27*8
=216 sq.cm
216=CD*12
CD=216/12
=18cm
5] area of the wall=15.4*13.6
=209.44sq.m
area of the door=4*3
=12sq.m
remaining area of the wall=209.44-12
=197.44sq.m
cost of white washing=20*197.44
=Rs.3948.80
Hope you are happy with the answers
l*b=880
b =880/44
=20
perimeter=2(l+b)
=2(44+20)
=2*64
=128m
cost = 5*128
=Rs.640
2] l*b=a*a
200*b=80*80
b=6400/200
=32m
perimeter of rectangle=2(200+32)
=2*232
=464m
3] i]area of //gm=b*h
=7*4
=28sq.cm
ii] area of triangle=1/2*b*h
=1/2*3*6
=9sq.cm
4] area of //gm=b*h
= 27*8
=216 sq.cm
216=CD*12
CD=216/12
=18cm
5] area of the wall=15.4*13.6
=209.44sq.m
area of the door=4*3
=12sq.m
remaining area of the wall=209.44-12
=197.44sq.m
cost of white washing=20*197.44
=Rs.3948.80
Hope you are happy with the answers
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